Portable air purifier



1. Portable air purifier

1.1 : Perspective

1.2 : Front

1.3 : Back

1.4 : Left

1.5 : Top

1.6 : Bottom

1.7 : Bottom perspective

1.8 : Reference

The broken lines depict portions of the portable air purifier that form no part of the claimed design; reproduction 1.1 is a front perspective view of the portable air purifier; reproduction 1.2 is a front view thereof; reproduction 1.3 is a back view thereof; reproduction 1.4 is a left view thereof where the right view is a mirror image; reproduction 1.5 is a top view thereof; reproduction 1.6 is a bottom view thereof; reproduction 1.7 is a bottom perspective view thereof; reproduction 1.8 is a reference photo thereof showing an example of the usage of the subject design and forms no part of the claimed design. 

CLAIM The ornamental design for a portable air purifier, as shown and described. 